5/22/26, 3:19 PM
SOS NERC PREP - RELIABILITY EXAM |QUESTIONS & ANSWERS WITH
MULTIPLE CHOICES | 2026 EDITION.
Correct
Incorrect
200 QUESTIONS & VERIFIED ANSWERS
INSIDE CONTAINS;
✓ SOS NERC PREP - RELIABILITY EXAM
✓ 200+ MULTIPLE-CHOICE QUESTIONS
✓ DETAILED ANSWER EXPLANATIONS
✓ SCENARIO-BASED OPERATOR PROBLEMS
✓ TIMED MOCK EXAMS
✓ GRADED A+
✓ 100% GUARANTEED PASS
1/193
,5/22/26, 3:19 PM
1 of 200
Term
A 345 kV line carrying 1250 MWs trips off line and the reason is
unknown. A 230 kV parallel line is now in an SOL and IROL violation.
The voltage levels at some substation buses are 10% below nominal.
What can the Transmission Operator do to return the system back to
within established voltage limits ready for the next contingency?
A) Place shunt reactors in service, if available.
B) Reenergize the tripped line.
C) Send out an appeal for voluntary reductions.
D) Re-dispatch generation, requesting megavar support from each
generator, place all available voltage support equipment on line, and
shed load if necessary.
Give this one a try later!
D) Re-dispatch generation, requesting megavar support from each generator,
place all available voltage support equipment on line, and shed load if
necessary.
B) Both Reliability Coordinators should have Operating Procedures, Processes, or
Plans to address voltage control issues on the line.
2/193
,5/22/26, 3:19 PM
B) Notify others in the Interconnection of the situation via an Interconnection-wide
telecommunications system.
D) A Reliability Coordinator or Transmission Operator makes the determination and
must notify the Purchasing-Selling Entity.
Don't know?
2 of 200
Term
The Transmission Operator Area is
A) The control room where the Transmission Operator resides.
B) Collection of Transmission assets that the TO is responsible for
operating
C) All equipment in the Balancing Authority area
D) Substation and transmission lines 100 kV or above
Give this one a try later!
B) Collection of Transmission
B) The loss of two 400 MW units 30
assets that the TO is responsible
seconds apart.
for operating
3/193
, 5/22/26, 3:19 PM
B) The Purchasing-Selling Entity A) dispatching for Reliability or
responsible for tagging the schedule Reliability Dispatch
Don't know?
3 of 200
Term
If analysis tools are unavailable due to planned maintenance activities,
it shall be the responsibility of the Reliability Coordinator to have
procedures in place to ___________ _.
A) Notify neighboring RC's
B) mitigate the effects of analysis tools outages
C) notify neighboring Transmission Operators
D) meet the reliability needs of the interconnection
Give this one a try later!
D) Tend to take the lesser portion of D) Initiate the restoration of the
load changes. parallel line.
B) mitigate the effects of A) The voltage is low in the area of
analysis tools outages the capacitor.
Don't know?
4 of 200
4/193
SOS NERC PREP - RELIABILITY EXAM |QUESTIONS & ANSWERS WITH
MULTIPLE CHOICES | 2026 EDITION.
Correct
Incorrect
200 QUESTIONS & VERIFIED ANSWERS
INSIDE CONTAINS;
✓ SOS NERC PREP - RELIABILITY EXAM
✓ 200+ MULTIPLE-CHOICE QUESTIONS
✓ DETAILED ANSWER EXPLANATIONS
✓ SCENARIO-BASED OPERATOR PROBLEMS
✓ TIMED MOCK EXAMS
✓ GRADED A+
✓ 100% GUARANTEED PASS
1/193
,5/22/26, 3:19 PM
1 of 200
Term
A 345 kV line carrying 1250 MWs trips off line and the reason is
unknown. A 230 kV parallel line is now in an SOL and IROL violation.
The voltage levels at some substation buses are 10% below nominal.
What can the Transmission Operator do to return the system back to
within established voltage limits ready for the next contingency?
A) Place shunt reactors in service, if available.
B) Reenergize the tripped line.
C) Send out an appeal for voluntary reductions.
D) Re-dispatch generation, requesting megavar support from each
generator, place all available voltage support equipment on line, and
shed load if necessary.
Give this one a try later!
D) Re-dispatch generation, requesting megavar support from each generator,
place all available voltage support equipment on line, and shed load if
necessary.
B) Both Reliability Coordinators should have Operating Procedures, Processes, or
Plans to address voltage control issues on the line.
2/193
,5/22/26, 3:19 PM
B) Notify others in the Interconnection of the situation via an Interconnection-wide
telecommunications system.
D) A Reliability Coordinator or Transmission Operator makes the determination and
must notify the Purchasing-Selling Entity.
Don't know?
2 of 200
Term
The Transmission Operator Area is
A) The control room where the Transmission Operator resides.
B) Collection of Transmission assets that the TO is responsible for
operating
C) All equipment in the Balancing Authority area
D) Substation and transmission lines 100 kV or above
Give this one a try later!
B) Collection of Transmission
B) The loss of two 400 MW units 30
assets that the TO is responsible
seconds apart.
for operating
3/193
, 5/22/26, 3:19 PM
B) The Purchasing-Selling Entity A) dispatching for Reliability or
responsible for tagging the schedule Reliability Dispatch
Don't know?
3 of 200
Term
If analysis tools are unavailable due to planned maintenance activities,
it shall be the responsibility of the Reliability Coordinator to have
procedures in place to ___________ _.
A) Notify neighboring RC's
B) mitigate the effects of analysis tools outages
C) notify neighboring Transmission Operators
D) meet the reliability needs of the interconnection
Give this one a try later!
D) Tend to take the lesser portion of D) Initiate the restoration of the
load changes. parallel line.
B) mitigate the effects of A) The voltage is low in the area of
analysis tools outages the capacitor.
Don't know?
4 of 200
4/193
